Omega Aqua Terra Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

Reference 231.20.39.21.51.003

Omega Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

About this watch

The Omega Aqua Terra 231.20.39.21.51.003 is a masterpiece of engineering and design, combining elegance with functionality. Crafted from a harmonious blend of stainless steel and red gold, this watch exudes luxury and durability. The black dial, complemented by gem-set indexes, adds a touch of sophistication that's hard to ignore. The round case, with a diameter of 38.5mm, strikes an ideal balance between boldness and wearability. At the core lies the Omega caliber 8500 movement, renowned for its precision and reliability, featuring 39 jewels and a frequency of 25,200 vibrations per hour. This automatic movement boasts an impressive 60-hour power reserve, ensuring it keeps perfect time even when taken off for days. With a water resistance of up to 150 meters, this watch is suitable for swimming and snorkeling. As a 'Master Co-Axial Chronometer', it has passed stringent tests ensuring its accuracy. The date function included ensures you always know what day it is, while the comfortable fit makes it perfect for all-day wear. Whether in formal or casual settings, the Aqua Terra's design speaks volumes and adapts to any outfit.

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MSRP: $9,550

Market Price: $3,884

Key Features

Omega caliber 8500 movement
60-hour power reserve
150m water resistance
Date function
Master Co-Axial Chronometer certification
Stainless steel and red gold construction
Black dial with gem-set indexes

Specifications

Brand

Omega

Family

Aqua Terra

Model

Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Black / Bracelet

Reference

231.20.39.21.51.003

Movement

8500

Movement Features

Hours, Minutes, Seconds
Date
Chronometer, Co-Axial Escapement

Case

38.5mm

Dial Color

Black

Crystal

Sapphire

Water Resistance

150

Current Listings

Omega Seamaster Aqua Terra 150mm | ref. 231.10.39.21.02.002 | 38.5mm

Omega - 231.10.39.21.02.002 · $3,650

This Omega Seamaster Aqua Terra 150mm is a white dial sport watch with a 38.5mm diameter.

Condition: Preowned, minor scratches in finish that can be polished out
Case size: 38.5mm diameter
Bracelet condition: great shape
Movement status: running/functioning as it should

Posted at

Oct 19, 2025, 1:11 PM

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[USA] Omega Seamaster Aqua Terra 38.5mm Blue 🚨$3,595🚨 (220.13.38.20.03.001) – Complete Set & Excellent Condition

Omega - 220.13.38.20.03.001 · $3,595

The watch is an Omega Seamaster Aqua Terra in blue, with a 38.5mm case size and reference number 220.13.38.20.03.001.

Condition: Excellent
Set: Complete set (watch, box, and cards)
Box Condition: Leather interior damaged
Production Year: Unknown

Posted at

Oct 19, 2025, 11:19 AM

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Omega Seamaster Aqua Terra World Timer Blue - 2025 Full Set - $6,550 (RRP is $10,900)- Ref 220.12.43.22.03.001

Omega - 220.12.43.22.03.001 · $6,550

The Omega Seamaster Aqua Terra World Timer Blue is a high-end watch featuring a blue dial and world timer functionality.

Rrp: $10,900

Posted at

Oct 19, 2025, 8:40 AM

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Omega Aqua Terra Quartz 38.5mm Grey Dial 4654 231.10.39.60.06.00 $1,700

Omega - 4654 231.10.39.60.06.00 · $1,700

A Omega Seamaster Aqua Terra Quartz with a grey dial and 38.5mm case size, available for sale in full set with box and papers.

Condition: Full set, recently polished
Case Size: 38.5mm
Movement Type: Quartz

Posted at

Oct 18, 2025, 2:24 AM

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Omega Aqua Terra 38.5 Quartz Second Gen White 231.10.39.60.02.001 $1,700

Omega - 231.10.39.60.02.001 · $1,700

This Omega Aqua Terra Second Gen features a white dial and quartz movement. The watch has been recently polished to look like new, with a 38.5mm case size suitable for an 18.5cm wrist.

Condition: like new
Case Size: 38.5mm
Movement Type: Quartz

Posted at

Oct 17, 2025, 10:09 PM

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Omega Seamaster Aqua Terra 39mm 2503.50 $2200

Omega - 2503.50 · $2,200

This Omega Seamaster Aqua Terra 39mm is a stylish and functional watch that features a clean crystal and fits about an 18cm wrist.

Condition: Excellent, little signs of use
Case size: 39mm
Wrist size: fits about 18cm

Posted at

Oct 17, 2025, 9:10 PM

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Omega Aqua Terra Co-Axial - FULLY SERVICED this week! - $2,599 Shipped!

Omega - 2503.30 · $2,599

This is the classic 39mm Omega Aqua Terra featuring a silver dial and Caliber 2500 Co-Axial movement. The watch has just undergone a complete service and is running accurately.

Condition: Excellent with minor mark on left case side
Movement: Caliber 2500 Co-Axial
Case size: 39mm diameter
Water resistance: null

Posted at

Oct 17, 2025, 1:08 PM

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